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X4123

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ID = 8908
       
Country:
Germany
Brand: Valvo GmbH, Radioröhrenfabrik; Hamburg
Tube type:  HEXODE   RF/IF-Stage   Controlling (mu) 
Identical to X4123 = RENS1234 = E449
First year 1933 Tube leaflet collection E.Erb Analysis by original leaflets

Base Europe 7-Pin C7A (Hx C, C7, C) 1933 (Codex=La)
Filament Vf 4 Volts / If 1.2 Ampere / Indirect / Specified voltage AC/DC
Tube prices 1 Tube prices (visible for members only)
Information source Taschenbuch zum Röhren-Codex 1948/49   

x4123.png
X4123: Reichsgraf
Egon Strampe

10_20.png X4123: Telefunken Werkstattbuch
Wolfgang Bauer


Just Qvigstad
vv34_38.png
X4123: Valvo-Röhren-Daten 1934
Jacob Roschy

Usage in Models 1= 1933 ; 1= 1934

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2

Collection of

 
x4123_5.jpg

X4123
 

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